Description: A retired Manitoba farmer is hoping to lead a class action lawsuit against the company that owns Monsanto, alleging he developed cancer after using Roundup on his yard and field to get rid of weeds.

Description: New York (CNN Business)In some ways, Walmart’s announcement Tuesday that it will stop selling some guns and ammunition — and ask customers not to openly carry guns in its stores — is just another step in a years-long process of reevaluating its relationship with firearms.

Description: Royal Dutch Shell’s plant will produce more than a million tons of plastic, in the form of tiny pellets. Many in the Pittsburgh area see it as an economic engine, but others worry about long-term harm.

Description: eMarketer principal analysts Nicole Perrin and Andrew Lipsman discuss the wave of contentious subway ads: What’s allowed? What isn’t? Why have startups become obsessed with marketing on public transit? They also talk about YouTube’s latest FTC fine, a new partnership between TikTok and the National Football League and more.

Description: If you think it sounds like a mathematical impossibility for a company to lose more than 100% of its workers every year, you’ve never worked in the fast-food industry. At fast-food restaurants, losing 100% of employees — and then losing still more of the employees hired to replace those workers — is a common, and worsening, labor problem.

Description: You might not expect modern corporations to tackle an urgent problem of the 21st century by looking back to the 1950s. But that’s what one group of companies is doing with a new service called Loop, whose backers refer to its approach as “the milkman model.”